{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["GENE"], "input": "The synthetic DNA sequence was constructed to achieve efficient base pairing with Escherichia coli 16S ribosomal RNA , avoidance of internal secondary structure , and optimal codon usage for high - level protein expression in accord with the known preferences in E . coli ."}
{"GENE": ["Escherichia coli 16S ribosomal RNA"]}